Waste-pipe trap



(No Model.)

G. VEALE', Jr.

WASTE PIPE TRAP.

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UNITED. STATES PATENT OFFICE.

GEORGE vEALE, JR., or PHILADELPHIA, PENNSYLVANIA.

WASTE-PIPE TRAP.

SPECIFICATION forming part of Letters Patent No. 354,075,dated December 7` 1886.

Application filed Septfrnber 13, 1886. Serial No. 213,414. (No model.)

To all whom, it may concern:

Be it known that I, GEORGE VEALE, J r., a citizen ofthe United States, residing in Philadelphia, Pennsylvania, have invented certain Improvements in Vaste-Fipe Traps, of which the following is a specification.

The object of my invention is to construct an effective trap for waste or sewer pipes, which will not become clogged up by the accumulation of fats, dirt, or other sedimentary Inatter; and this object I attain in the manner which I will now proceed to describe.

In the accompanyingdrawings, Figure l is a longitudinal section of my improved trap. Fig. 2 is a transverse section on the line l 2, Fig. 1'; and Fig. 3 is a sectional plan View on the line 3 4, Fig. l.

A is the body of the trap, having connected to it at the inlet end by a suitable coupling, a, the inletpipe I, while the opposite end, A', of the pipe is screw-threaded into the bottom of the box B. The top ot' this box is closed by aremovable cover, B', and on the side is a threaded outlet-pi pe, D, to which is connected by a suitable coupling, d, the escape-pipe E.

The end A ot' the trap A which is fitted into the bottom of the box projects upward within the latter some dist-ance above the bottom thereof and is provided with a hinged or llap valve, F, 'having a ground-joint seat on the top of the trap A. This valve thus forms a trap supplementary to the main trap A.

Into the lower portion of the box B opens a box is an annular de endinvl'lanU-e m which u g p :a c 7 1 projects down toward the rounding bottom ot 4o the box, around the upwardly-projecling end A' of the trap-pipe A, so that any accumula tion of any sedimentary matter can he'quickly flushed out by turning on the water from the pipep, and it' this sedimentary matter be fat which has soliditied, the hot water will melt and driveit out through the outlet of the box.

I prefer to provide the box with an additional outlet, d having a suitable pipe fitted into it to carry off the gases from the trap; but this is not essential.

I claim as my invention- A waste or sewer trap having a box into which one end of the trap projects, and which is provided with a flushing-pipe opening into the bottom of the box, and with an annular dependent liange over the said opening and around the projecting end of the trap, all substantially as set forth. j

In testimony whereoflhave signed my name to this specification in the presence of two subscribing Witnesses. i

- GEORGE VEALE, JR. Witnesses:

WILLIAM D. CoNNER, HARRY SMITH. 

